203426388023039 has 8 divisors (see below), whose sum is σ = 205442727891840. Its totient is φ = 201412180722456.

The previous prime is 203426388023029. The next prime is 203426388023059. The reversal of 203426388023039 is 930320883624302.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 203426388023039 - 2⁸ = 203426388022783 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (203426388023029) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 532950329 + ... + 533331890.

It is an arithmetic number, because the mean of its divisors is an integer number (25680340986480).

Almost surely, 2^{203426388023039} is an apocalyptic number.

203426388023039 is a deficient number, since it is larger than the sum of its proper divisors (2016339868801).

203426388023039 is a wasteful number, since it uses less digits than its factorization.

203426388023039 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1066284109.

The product of its (nonzero) digits is 8957952, while the sum is 53.

The spelling of 203426388023039 in words is "two hundred three trillion, four hundred twenty-six billion, three hundred eighty-eight million, twenty-three thousand, thirty-nine".